/*
 * Copyright 2023 NAVER Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.grpc.netty;

import io.netty.channel.Channel;

/**
 * @author youngjin.kim2
 */
public class NettyUtils {

    /**
     * Get NettyServerTransport::channel through package-private hack
     * @param transport NettyServerTransport
     * @return channel
     */
    public static Channel extractChannel(Object transport) {
        if (transport instanceof NettyServerTransport) {
            return ((NettyServerTransport) transport).channel();
        }
        return null;
    }

}
